NAME

blocktube - draws a swirling, falling tunnel of reflective slabs

SYNOPSIS

blocktube [--display host:display.screen] [--visual visual] [--window] [--root] [--window-id number] [--delay number] [--holdtime number] [--changetime number] [--no-texture] [--no-fog] [--wireframe] [--fps]

DESCRIPTION

Blocktube draws a swirling, falling tunnel of reflective slabs. They fade from hue to hue.

OPTIONS

--visual visual

Specify which visual to use. Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.

--window

Draw on a newly-created window. This is the default.

--root

Draw on the root window.

--window-id number

Draw on the specified window.

--delay number

Per-frame delay, in microseconds. Default: 40000 (0.04 seconds.).

--holdtime number

How long to stay on the same color. Default: 1000 frames.

--changetime number

How long it takes to fade to a new color. Default: 200 frames.

--no-texture

Draw solid blocks intstead of reflective blocks.

--no-fog

Do not make blocks in the distance be darker.

--wireframe

Only draw outlines.

--fps

Display the current frame rate, CPU load, and polygon count.

ENVIRONMENT

DISPLAY

to get the default host and display number.

XENVIRONMENT

to get the name of a resource file that overrides the global resources stored in the RESOURCE_MANAGER property.

XSCREENSAVER_WINDOW

The window ID to use with --root.

SEE ALSO

X(1), xscreensaver(1)

COPYRIGHT

Copyright © 2003 by Lars Damerow. Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. No representations are made about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty.

AUTHOR

Lars Damerow <lars@oddment.org>